It costs much more money to clean up surface water from severe pollution than to start effective management, which includes prevention of pollution, he said.
他说，“地表水除污比建立有效的管理机制的花费高昂，其中还包括预防污染的费用。”
| 单词 | prevention of pollution |
| 例句 |
原声例句
VOA Special 2016年9月合集 It costs much more money to clean up surface water from severe pollution than to start effective management, which includes prevention of pollution, he said. 他说，“地表水除污比建立有效的管理机制的花费高昂，其中还包括预防污染的费用。” |
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